1、High accuracy, low power consumption and high stability 2、The product can effectively prevent circuit failure caused by humidity, temperature changes, etc. 3、The high quality of the product guarantees efficient and safe operation of automated operations 4、Made of high quality material, durable and long service life 5、Mainly used in electrical equipment, such as outdoor terminal boxes, high and low voltage control cabinets, box substations, circuit breaker mechanism boxes, instrument boxes, etc. 1 x Temperature and Humidity Controller1 x User Manual Item Type: Temperature and Humidity ControllerType: STH30 SensorOutput: Two-Way PassiveWorking Voltage: AC220V±15% 50~60HZMachine Power Consumption: Less Than 2WHumidity Display Range: 0~ 99.99% RHLoad Output: AC220V/3ASize: Approx. 7 x 7 x 10cm / 2.8 x 2.8 x 3.9inWeight: Approx. 244g / 8.6oz